1. Project no. 5 -- Crew fatigue research. Sub-project no. 5-20 -- Study of schedules, duration and discipline of rest periods for tank crews on long marches Author(s): Ashe, William F., authorRess, Max, authorGlenny, Fred H., author Publication: Fort Knox, Kentucky : Armored Medical Research Laboratory, 9 May 1944 Subject(s): FatigueAdaptation, PhysiologicalMilitary Personnel